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    <a href="../index.html">cppreference.com</a> &gt; <a href=
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    Standard C Math
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  <p><a href="all.html">Display all entries</a> for Standard C Math on
  one page, or view entries individually:</p>

  <table class="category-table">
    <tr class="category-table-tr-2">
      <td class="category-table-td"><a href="abs.html">abs</a></td>

      <td class="category-table-td">absolute value</td>
    </tr>

    <tr class="category-table-tr-1">
      <td class="category-table-td"><a href="acos.html">acos</a></td>

      <td class="category-table-td">arc cosine</td>
    </tr>

    <tr class="category-table-tr-2">
      <td class="category-table-td"><a href="asin.html">asin</a></td>

      <td class="category-table-td">arc sine</td>
    </tr>

    <tr class="category-table-tr-1">
      <td class="category-table-td"><a href="atan.html">atan</a></td>

      <td class="category-table-td">arc tangent</td>
    </tr>

    <tr class="category-table-tr-2">
      <td class="category-table-td"><a href="atan2.html">atan2</a></td>

      <td class="category-table-td">arc tangent, using signs to
      determine quadrants</td>
    </tr>

    <tr class="category-table-tr-1">
      <td class="category-table-td"><a href="ceil.html">ceil</a></td>

      <td class="category-table-td">the smallest integer not less than
      a certain value</td>
    </tr>

    <tr class="category-table-tr-2">
      <td class="category-table-td"><a href="cos.html">cos</a></td>

      <td class="category-table-td">cosine</td>
    </tr>

    <tr class="category-table-tr-1">
      <td class="category-table-td"><a href="cosh.html">cosh</a></td>

      <td class="category-table-td">hyperbolic cosine</td>
    </tr>

    <tr class="category-table-tr-2">
      <td class="category-table-td"><a href="div.html">div</a></td>

      <td class="category-table-td">returns the quotient and remainder
      of a division</td>
    </tr>

    <tr class="category-table-tr-1">
      <td class="category-table-td"><a href="exp.html">exp</a></td>

      <td class="category-table-td">returns &quot;e&quot; raised to a
      given power</td>
    </tr>

    <tr class="category-table-tr-2">
      <td class="category-table-td"><a href="fabs.html">fabs</a></td>

      <td class="category-table-td">absolute value for floating-point
      numbers</td>
    </tr>

    <tr class="category-table-tr-1">
      <td class="category-table-td"><a href="floor.html">floor</a></td>

      <td class="category-table-td">returns the largest integer not
      greater than a given value</td>
    </tr>

    <tr class="category-table-tr-2">
      <td class="category-table-td"><a href="fmod.html">fmod</a></td>

      <td class="category-table-td">returns the remainder of a
      division</td>
    </tr>

    <tr class="category-table-tr-1">
      <td class="category-table-td"><a href="frexp.html">frexp</a></td>

      <td class="category-table-td">decomposes a number into scientific
      notation</td>
    </tr>

    <tr class="category-table-tr-2">
      <td class="category-table-td"><a href="labs.html">labs</a></td>

      <td class="category-table-td">absolute value for long
      integers</td>
    </tr>

    <tr class="category-table-tr-1">
      <td class="category-table-td"><a href="ldexp.html">ldexp</a></td>

      <td class="category-table-td">computes a number in scientific
      notation</td>
    </tr>

    <tr class="category-table-tr-2">
      <td class="category-table-td"><a href="ldiv.html">ldiv</a></td>

      <td class="category-table-td">returns the quotient and remainder
      of a division, in long integer form</td>
    </tr>

    <tr class="category-table-tr-1">
      <td class="category-table-td"><a href="log.html">log</a></td>

      <td class="category-table-td">natural logarithm (to base e)</td>
    </tr>

    <tr class="category-table-tr-2">
      <td class="category-table-td"><a href="log10.html">log10</a></td>

      <td class="category-table-td">common logarithm (to base 10)</td>
    </tr>

    <tr class="category-table-tr-1">
      <td class="category-table-td"><a href="modf.html">modf</a></td>

      <td class="category-table-td">decomposes a number into integer
      and fractional parts</td>
    </tr>

    <tr class="category-table-tr-2">
      <td class="category-table-td"><a href="pow.html">pow</a></td>

      <td class="category-table-td">returns a given number raised to
      another number</td>
    </tr>

    <tr class="category-table-tr-1">
      <td class="category-table-td"><a href="sin.html">sin</a></td>

      <td class="category-table-td">sine</td>
    </tr>

    <tr class="category-table-tr-2">
      <td class="category-table-td"><a href="sinh.html">sinh</a></td>

      <td class="category-table-td">hyperbolic sine</td>
    </tr>

    <tr class="category-table-tr-1">
      <td class="category-table-td"><a href="sqrt.html">sqrt</a></td>

      <td class="category-table-td">square root</td>
    </tr>

    <tr class="category-table-tr-2">
      <td class="category-table-td"><a href="tan.html">tan</a></td>

      <td class="category-table-td">tangent</td>
    </tr>

    <tr class="category-table-tr-1">
      <td class="category-table-td"><a href="tanh.html">tanh</a></td>

      <td class="category-table-td">hyperbolic tangent</td>
    </tr>
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